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What are stored and derived attributes?
Stored attributes: The attributes keeps in a data base are known as stored attributes.
Derived attributes: The attributes that are derived from the stored attributes are known as derived attributes.
What is a SELECT operation? The select operation selects tuples that please a given predicate. We use the lowercase letter σ to denote selection.
what is the need of a log in dbms
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A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
Safe Banking is a Canberra based credit union, which has several branches around Canberra and Queanbeyan. YOU have taken over Safe Banking. YOU need to create a database that organ
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Define tuple variable Tuple variable is a type of variable whose domain is the set of all tuples.
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
Question: (a) What do you meant by content management and briefly describe four major components of a Content Management System? (b) Explain key benefits of a Content Manage
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